You are currently browsing the tag archive for the ‘katta’ tag.

Yeah!!! Yesterday we release our first katta version!!
My colleagues worked very hard on this and yesterday we finished our first big milestone. I also gave a katta talk at the hadoop conference and I will post the slides as soon I can.

Here goes the release announcement:



After 5 month work we are happy to announce the first developer preview release of katta.This release contains all functionality to serve a large, sharded lucene index on many servers.Katta is standing on the shoulders of the giants lucene, hadoop and zookeeper.


Main features:

+ Plays well with Hadoop
+ Apache Version 2 License.
+ Node failure tolerance
+ Master failover
+ Shard replication
+ Plug-able network topologies (Shard – Distribution and Selection Polices)
+ Node load balancing at client

Please give katta a test drive and give us some feedback!



Getting started in less than 3 min:

Installation on a grid:

Katta presentation today (09/17/08) at hadoop user, yahoo mission college:
* slides will be available online later

Many thanks for the hard work:
Johannes Zillmann, Marko Bauhardt, Martin Schaaf (101tec)


RSS events

  • An error has occurred; the feed is probably down. Try again later.

some photos